title: Langerhans' cell histiocytosis with stool retention caused by a perianal mass.
authors.affiliation: Division of Gastroenterology and Nutrition, Children's Hospital of Philadelphia, Pennsylvania.
authors.forename: H A
authors.initials: HA
authors.lastname: Kader
authors.forename: E
authors.initials: E
authors.lastname: Ruchelli
authors.forename: E S
authors.initials: ES
authors.lastname: Maller
mesh_terms: D001004:Anus Diseases / Q000150:complications / Q000175:diagnosis* / Q000188:drug therapy; D002675:Child, Preschool; D004688:Encopresis / Q000209:etiology*; D006646:Histiocytosis, Langerhans-Cell / Q000150:complications / Q000175:diagnosis* / Q000188:drug therapy; D006801:Humans; D007415:Intestinal Obstruction / Q000209:etiology*; D008297:Male; D008727:Methotrexate / Q000627:therapeutic use; D011241:Prednisone / Q000627:therapeutic use
chemical_list: D011241:Prednisone; D008727:Methotrexate